440 lines
19 KiB
PHP
440 lines
19 KiB
PHP
<?php
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/*
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* Main Gateway of Monero using a daemon online
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* This code isn't for Dark Net Markets, please report them to Authority!
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* Authors: Serhack and cryptochangements34
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*/
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class Monero_Gateway extends WC_Payment_Gateway
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{
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private $reloadTime = 30000;
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private $discount;
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private $confirmed = false;
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private $monero_daemon;
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function __construct()
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{
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$this->id = "monero_gateway";
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$this->method_title = __("Monero GateWay", 'monero_gateway');
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$this->method_description = __("Monero Payment Gateway Plug-in for WooCommerce. You can find more information about this payment gateway on our website. You'll need a daemon online for your address.", 'monero_gateway');
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$this->title = __("Monero Gateway", 'monero_gateway');
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$this->version = "0.3";
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//
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$this->icon = apply_filters('woocommerce_offline_icon', '');
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$this->has_fields = false;
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$this->log = new WC_Logger();
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$this->init_form_fields();
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$this->host = $this->get_option('daemon_host');
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$this->port = $this->get_option('daemon_port');
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$this->address = $this->get_option('monero_address');
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$this->username = $this->get_option('username');
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$this->password = $this->get_option('password');
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$this->discount = $this->get_option('discount');
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// After init_settings() is called, you can get the settings and load them into variables, e.g:
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// $this->title = $this->get_option('title' );
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$this->init_settings();
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// Turn these settings into variables we can use
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foreach ($this->settings as $setting_key => $value) {
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$this->$setting_key = $value;
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}
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add_action('admin_notices', array($this, 'do_ssl_check'));
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add_action('admin_notices', array($this, 'validate_fields'));
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add_action('woocommerce_thankyou_' . $this->id, array($this, 'instruction'));
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if (is_admin()) {
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/* Save Settings */
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add_action('woocommerce_update_options_payment_gateways_' . $this->id, array($this, 'process_admin_options'));
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add_filter('woocommerce_currencies', 'add_my_currency');
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add_filter('woocommerce_currency_symbol', 'add_my_currency_symbol', 10, 2);
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add_action('woocommerce_email_before_order_table', array($this, 'email_instructions'), 10, 2);
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}
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$this->monero_daemon = new Monero_Library($this->host . ':' . $this->port . '/json_rpc', $this->username, $this->password);
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}
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public function init_form_fields()
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{
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$this->form_fields = array(
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'enabled' => array(
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'title' => __('Enable / Disable', 'monero_gateway'),
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'label' => __('Enable this payment gateway', 'monero_gateway'),
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'type' => 'checkbox',
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'default' => 'no'
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),
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'title' => array(
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'title' => __('Title', 'monero_gateway'),
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'type' => 'text',
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'desc_tip' => __('Payment title the customer will see during the checkout process.', 'monero_gateway'),
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'default' => __('Monero XMR Payment', 'monero_gateway')
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),
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'description' => array(
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'title' => __('Description', 'monero_gateway'),
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'type' => 'textarea',
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'desc_tip' => __('Payment description the customer will see during the checkout process.', 'monero_gateway'),
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'default' => __('Pay securely using XMR.', 'monero_gateway')
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),
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'monero_address' => array(
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'title' => __('Monero Address', 'monero_gateway'),
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'label' => __('Useful for people that have not a daemon online'),
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'type' => 'text',
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'desc_tip' => __('Monero Wallet Address', 'monero_gateway')
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),
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'daemon_host' => array(
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'title' => __('Daemon Host/ IP', 'monero_gateway'),
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'type' => 'text',
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'desc_tip' => __('This is the Daemon Host/IP to authorize the payment with port', 'monero_gateway'),
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'default' => 'localhost',
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),
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'daemon_port' => array(
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'title' => __('Daemon PORT', 'monero_gateway'),
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'type' => 'text',
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'desc_tip' => __('This is the Daemon Host/IP to authorize the payment with port', 'monero_gateway'),
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'default' => '18080',
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),
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'username' => array(
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'title' => __('Daemon username', 'monero_gateway'),
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'desc_tip' => __('This is the username that you used with your monero wallet-rpc', 'monero_gateway'),
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'type' => __('text'),
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'default' => __('username', 'monero_gateway'),
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),
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'password' => array(
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'title' => __('Daemon password', 'monero_gateway'),
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'desc_tip' => __('This is the password that you used with your monero wallet-rpc', 'monero_gateway'),
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'description' => __('you can leave these fields empty if you did not set', 'monero_gateway'),
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'type' => __('text'),
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'default' => ''
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),
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'discount' => array(
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'title' => __('% discount for using XMR', 'monero_gateway'),
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'desc_tip' => __('Provide a discount to your customers for making a private payment with XMR!', 'monero_gateway'),
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'description' => __('Do you want to spread the word about Monero? Offer a small discount! Leave this empty if you do not wish to provide a discount', 'monero_gateway'),
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'type' => __('text'),
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'default' => '5%'
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),
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'environment' => array(
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'title' => __(' Test Mode', 'monero_gateway'),
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'label' => __('Enable Test Mode', 'monero_gateway'),
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'type' => 'checkbox',
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'description' => __('Check this box if you are using testnet', 'monero_gateway'),
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'default' => 'no'
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),
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'onion_service' => array(
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'title' => __(' Onion Service', 'monero_gateway'),
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'label' => __('Enable Onion Service', 'monero_gateway'),
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'type' => 'checkbox',
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'description' => __('Check this box if you are running on an Onion Service (Suppress SSL errors)', 'monero_gateway'),
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'default' => 'no'
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),
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);
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}
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public function add_my_currency($currencies)
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{
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$currencies['XMR'] = __('Monero', 'woocommerce');
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return $currencies;
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}
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function add_my_currency_symbol($currency_symbol, $currency)
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{
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switch ($currency) {
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case 'XMR':
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$currency_symbol = 'XMR';
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break;
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}
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return $currency_symbol;
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}
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public function admin_options()
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{
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$this->log->add('Monero_gateway', '[SUCCESS] Monero Settings OK');
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echo "<h1>Monero Payment Gateway</h1>";
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echo "<p>Welcome to Monero Extension for WooCommerce. Getting started: Make a connection with daemon <a href='https://reddit.com/u/serhack'>Contact Me</a>";
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echo "<div style='border:1px solid #DDD;padding:5px 10px;font-weight:bold;color:#223079;background-color:#9ddff3;'>";
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$this->getamountinfo();
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echo "</div>";
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echo "<table class='form-table'>";
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$this->generate_settings_html();
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echo "</table>";
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echo "<h4>Learn more about using a password with the monero wallet-rpc <a href=\"https://github.com/cryptochangements34/monerowp/blob/master/README.md\">here</a></h4>";
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}
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public function getamountinfo()
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{
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$wallet_amount = $this->monero_daemon->getbalance();
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if (!isset($wallet_amount)) {
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$this->log->add('Monero_gateway', '[ERROR] No connection with daemon');
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$wallet_amount['balance'] = "0";
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$wallet_amount['unlocked_balance'] = "0";
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}
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$real_wallet_amount = $wallet_amount['balance'] / 1000000000000;
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$real_amount_rounded = round($real_wallet_amount, 6);
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$unlocked_wallet_amount = $wallet_amount['unlocked_balance'] / 1000000000000;
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$unlocked_amount_rounded = round($unlocked_wallet_amount, 6);
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echo "Your balance is: " . $real_amount_rounded . " XMR </br>";
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echo "Unlocked balance: " . $unlocked_amount_rounded . " XMR </br>";
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}
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public function process_payment($order_id)
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{
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$order = wc_get_order($order_id);
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$order->update_status('on-hold', __('Awaiting offline payment', 'monero_gateway'));
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// Reduce stock levels
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$order->reduce_order_stock();
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// Remove cart
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WC()->cart->empty_cart();
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// Return thank you redirect
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return array(
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'result' => 'success',
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'redirect' => $this->get_return_url($order)
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);
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}
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// Submit payment and handle response
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public function validate_fields()
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{
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if ($this->check_monero() != TRUE) {
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echo "<div class=\"error\"><p>Your Monero Address doesn't seem valid. Have you checked it?</p></div>";
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}
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}
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// Validate fields
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public function check_monero()
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{
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$monero_address = $this->settings['monero_address'];
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if (strlen($monero_address) == 95 && substr($monero_address, 1)) {
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return true;
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}
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return false;
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}
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public function instruction($order_id)
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{
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$order = wc_get_order($order_id);
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$amount = floatval(preg_replace('#[^\d.]#', '', $order->get_total()));
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$payment_id = $this->set_paymentid_cookie();
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$currency = $order->get_currency();
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$amount_xmr2 = $this->changeto($amount, $currency, $payment_id);
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$address = $this->address;
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if (!isset($address)) {
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// If there isn't address (merchant missed that field!), $address will be the Monero address for donating :)
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$address = "44AFFq5kSiGBoZ4NMDwYtN18obc8AemS33DBLWs3H7otXft3XjrpDtQGv7SqSsaBYBb98uNbr2VBBEt7f2wfn3RVGQBEP3A";
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}
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$uri = "monero:$address?amount=$amount?payment_id=$payment_id";
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$array_integrated_address = $this->monero_daemon->make_integrated_address($payment_id);
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if (!isset($array_integrated_address)) {
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$this->log->add('Monero_Gateway', '[ERROR] Unable to getting integrated address');
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// Seems that we can't connect with daemon, then set array_integrated_address, little hack
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$array_integrated_address["integrated_address"] = $address;
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}
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$message = $this->verify_payment($payment_id, $amount_xmr2, $order);
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if ($this->confirmed) {
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$color = "006400";
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} else {
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$color = "DC143C";
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}
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echo "<h4><font color=$color>" . $message . "</font></h4>";
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echo "
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<head>
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<!--Import Google Icon Font-->
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<link href='https://fonts.googleapis.com/icon?family=Material+Icons' rel='stylesheet'>
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<link href='https://fonts.googleapis.com/css?family=Montserrat:400,800' rel='stylesheet'>
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<link href='http://cdn.monerointegrations.com/style.css' rel='stylesheet'>
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<!--Let browser know website is optimized for mobile-->
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<meta name='viewport' content='width=device-width, initial-scale=1.0'/>
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</head>
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<body>
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<!-- page container -->
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<div class='page-container'>
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<!-- monero container payment box -->
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<div class='container-xmr-payment'>
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<!-- header -->
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<div class='header-xmr-payment'>
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<span class='logo-xmr'><img src='http://cdn.monerointegrations.com/logomonero.png' /></span>
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<span class='xmr-payment-text-header'><h2>MONERO PAYMENT</h2></span>
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</div>
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<!-- end header -->
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<!-- xmr content box -->
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<div class='content-xmr-payment'>
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<div class='xmr-amount-send'>
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<span class='xmr-label'>Send:</span>
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<div class='xmr-amount-box'>".$amount_xmr2."</div><div class='xmr-box'>XMR</div>
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</div>
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<div class='xmr-address'>
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<span class='xmr-label'>To this address:</span>
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<div class='xmr-address-box'>".$array_integrated_address['integrated_address']."</div>
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</div>
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<div class='xmr-qr-code'>
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<span class='xmr-label'>Or scan QR:</span>
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<div class='xmr-qr-code-box'><img src='https://api.qrserver.com/v1/create-qr-code/? size=200x200&data=".$uri."' /></div>
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</div>
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<div class='clear'></div>
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</div>
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<!-- end content box -->
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<!-- footer xmr payment -->
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<div class='footer-xmr-payment'>
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<a href='https://getmonero.org' target='_blank'>Help</a> | <a href='https://getmonero.org' target='_blank'>About Monero</a>
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</div>
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<!-- end footer xmr payment -->
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</div>
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<!-- end monero container payment box -->
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</div>
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<!-- end page container -->
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</body>
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";
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echo "
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<script type='text/javascript'>setTimeout(function () { location.reload(true); }, $this->reloadTime);</script>";
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}
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private function set_paymentid_cookie()
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{
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if (!isset($_COOKIE['payment_id'])) {
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$payment_id = bin2hex(openssl_random_pseudo_bytes(8));
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setcookie('payment_id', $payment_id, time() + 2700);
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} else
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$payment_id = $_COOKIE['payment_id'];
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return $payment_id;
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}
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public function changeto($amount, $currency, $payment_id)
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{
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global $wpdb;
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// This will create a table named whatever the payment id is inside the database "WordPress"
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$create_table = "CREATE TABLE IF NOT EXISTS $payment_id (
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rate INT
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)";
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$wpdb->query($create_table);
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$rows_num = $wpdb->get_results("SELECT count(*) as count FROM $payment_id");
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if ($rows_num[0]->count > 0) // Checks if the row has already been created or not
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{
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$stored_rate = $wpdb->get_results("SELECT rate FROM $payment_id");
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$stored_rate_transformed = $stored_rate[0]->rate / 100; //this will turn the stored rate back into a decimaled number
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if (isset($this->discount)) {
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$discount_decimal = $this->discount / 100;
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$new_amount = $amount / $stored_rate_transformed;
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$discount = $new_amount * $discount_decimal;
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$final_amount = $new_amount - $discount;
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$rounded_amount = round($final_amount, 12);
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} else {
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$new_amount = $amount / $stored_rate_transformed;
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$rounded_amount = round($new_amount, 12); //the moneo wallet can't handle decimals smaller than 0.000000000001
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}
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} else // If the row has not been created then the live exchange rate will be grabbed and stored
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{
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$xmr_live_price = $this->retriveprice($currency);
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$live_for_storing = $xmr_live_price * 100; //This will remove the decimal so that it can easily be stored as an integer
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$new_amount = $amount / $xmr_live_price;
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$rounded_amount = round($new_amount, 12);
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$wpdb->query("INSERT INTO $payment_id (rate)
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VALUES ($live_for_storing)");
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}
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return $rounded_amount;
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}
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// Check if we are forcing SSL on checkout pages
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// Custom function not required by the Gateway
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public function retriveprice($currency)
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{
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$xmr_price = file_get_contents('https://min-api.cryptocompare.com/data/price?fsym=XMR&tsyms=BTC,USD,EUR,CAD,INR,GBP&extraParams=monero_woocommerce');
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$price = json_decode($xmr_price, TRUE);
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if (!isset($price)) {
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$this->log->add('Monero_Gateway', '[ERROR] Unable to get the price of Monero');
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}
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switch ($currency) {
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case 'USD':
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return $price['USD'];
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case 'EUR':
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return $price['EUR'];
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case 'CAD':
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return $price['CAD'];
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case 'GBP':
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return $price['GBP'];
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case 'INR':
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return $price['INR'];
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case 'XMR':
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$price = '1';
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return $price;
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}
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}
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public function verify_payment($payment_id, $amount, $order_id)
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{
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/*
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* function for verifying payments
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* Check if a payment has been made with this payment id then notify the merchant
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*/
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$message = "We are waiting for your payment to be confirmed";
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$amount_atomic_units = $amount * 1000000000000;
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$get_payments_method = $this->monero_daemon->get_payments($payment_id);
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if (isset($get_payments_method["payments"][0]["amount"])) {
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if ($get_payments_method["payments"][0]["amount"] >= $amount_atomic_units) {
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$message = "Payment has been received and confirmed. Thanks!";
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$this->log->add('Monero_gateway', '[SUCCESS] Payment has been recorded. Congratulations!');
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$this->confirmed = true;
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$order = wc_get_order($order_id);
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$order->update_status('completed', __('Payment has been received', 'monero_gateway'));
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global $wpdb;
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$wpdb->query("DROP TABLE $payment_id"); // Drop the table from database after payment has been confirmed as it is no longer needed
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$this->reloadTime = 3000000000000; // Greatly increase the reload time as it is no longer needed
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}
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}
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return $message;
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}
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public function do_ssl_check()
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{
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if ($this->enabled == "yes" && !$this->get_option('onion_service')) {
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if (get_option('woocommerce_force_ssl_checkout') == "no") {
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echo "<div class=\"error\"><p>" . sprintf(__("<strong>%s</strong> is enabled and WooCommerce is not forcing the SSL certificate on your checkout page. Please ensure that you have a valid SSL certificate and that you are <a href=\"%s\">forcing the checkout pages to be secured.</a>"), $this->method_title, admin_url('admin.php?page=wc-settings&tab=checkout')) . "</p></div>";
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}
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}
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}
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public function connect_daemon()
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{
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$host = $this->settings['daemon_host'];
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$port = $this->settings['daemon_port'];
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$monero_library = new Monero($host, $port);
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if ($monero_library->works() == true) {
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echo "<div class=\"notice notice-success is-dismissible\"><p>Everything works! Congratulations and welcome to Monero. <button type=\"button\" class=\"notice-dismiss\">
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<span class=\"screen-reader-text\">Dismiss this notice.</span>
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</button></p></div>";
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} else {
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$this->log->add('Monero_gateway', '[ERROR] Plugin can not reach wallet rpc.');
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echo "<div class=\" notice notice-error\"><p>Error with connection of daemon, see documentation!</p></div>";
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}
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}
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}
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